Fixed #868 - Flipped OverlayPanel rendered behind browser

primefaces · Apr 26, 2019 · aee2827 · aee2827
1 parent b8fc64d
commit aee2827
Showing 1 changed file with 8 additions and 3 deletions.
diff --git a/src/components/utils/DomHandler.js b/src/components/utils/DomHandler.js
@@ -187,13 +187,18 @@ export default class DomHandler {
         let viewport = this.getViewport();
         let top, left;
 
-        if (targetOffset.top + targetOuterHeight + elementOuterHeight > viewport.height)
+        if (targetOffset.top + targetOuterHeight + elementOuterHeight > viewport.height) {
             top = targetOffset.top + windowScrollTop - elementOuterHeight;
-        else
+            if(top < 0) {
+                top = 0 + windowScrollTop;
+            }
+        } 
+        else {
             top = targetOuterHeight + targetOffset.top + windowScrollTop;
+        }
 
         if (targetOffset.left + targetOuterWidth + elementOuterWidth > viewport.width)
-            left = targetOffset.left + windowScrollLeft + targetOuterWidth - elementOuterWidth;
+            left = Math.max(0, targetOffset.left + windowScrollLeft + targetOuterWidth - elementOuterWidth);
         else
             left = targetOffset.left + windowScrollLeft;